Blueflower Butterwort

Pinguicula caerulea

Native to:
United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Lentibulariaceae
Genus:
Pinguicula
Species:
Pinguicula caerulea
USDA Symbol:
PICA7

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
15 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
mar,apr,may
Bloom Colors:
violet, blue, purple

Garden & Ecology Notes

Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Native to frequently burned wet pine savannas and seepage bogs; tolerates fire and may benefit from reduced competition post-burn.

Soil Requirements

Soil Type:
sandy, acidic, nutrient-poor soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers boggy, wetland environments

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–60 days
Notes:
Seeds require light for germination. Surface sow on moist peat and keep humid.

The above propagation data sourced from Claude AI

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: Claude AI